a printed or hand-printed letter that is simple in form, as sans-serif
block letter in American English
noun
1. Printing
a sans-serif typeface or letter, usually compressed and having tight curves
2.
a simple, hand-printed capital letter
Word origin
[1905–10]This word is first recorded in the period 1905–10. Other words that entered Englishat around the same time include: aspect ratio, jazz, revolving door, thiamine, white list